As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DAILY CHECK, THE NR 1 AUTOFEATHER TEST INDICATED ABORT IN AMBER. NO FAULTS IN CDS PERTAINING TO AUTOFEATHER SYSTEM. COMPLIED WITH AN OPS CHECK OF PROPELLER AUTOFEATHER SYSTEM IAW MM 61-20-00-710-805. OPS CHECKED GOOD. FAULT DID NOT RETURN. NO PARTS REPLACED.